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authorEric Van Hensbergen <ericvh@hera.kernel.org>2006-04-11 01:54:06 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-04-11 09:18:41 -0400
commit00fbc6dfe7c4487f812829bff79c3121c8fd3bca (patch)
tree1813bfe351db1424839be30c99dc620e0ca52457 /fs/9p
parente1a2509023785bd3199ac068ab80155aeba01265 (diff)
[PATCH] 9p: handle sget() failure
Handle a failing sget() in v9fs_get_sb(). Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/9p')
-rw-r--r--fs/9p/vfs_super.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c
index b0a0ae509c00..61c599b4a1e3 100644
--- a/fs/9p/vfs_super.c
+++ b/fs/9p/vfs_super.c
@@ -127,12 +127,13 @@ static struct super_block *v9fs_get_sb(struct file_system_type
127 127
128 if ((newfid = v9fs_session_init(v9ses, dev_name, data)) < 0) { 128 if ((newfid = v9fs_session_init(v9ses, dev_name, data)) < 0) {
129 dprintk(DEBUG_ERROR, "problem initiating session\n"); 129 dprintk(DEBUG_ERROR, "problem initiating session\n");
130 kfree(v9ses); 130 sb = ERR_PTR(newfid);
131 return ERR_PTR(newfid); 131 goto out_free_session;
132 } 132 }
133 133
134 sb = sget(fs_type, NULL, v9fs_set_super, v9ses); 134 sb = sget(fs_type, NULL, v9fs_set_super, v9ses);
135 135 if (IS_ERR(sb))
136 goto out_close_session;
136 v9fs_fill_super(sb, v9ses, flags); 137 v9fs_fill_super(sb, v9ses, flags);
137 138
138 inode = v9fs_get_inode(sb, S_IFDIR | mode); 139 inode = v9fs_get_inode(sb, S_IFDIR | mode);
@@ -185,6 +186,12 @@ static struct super_block *v9fs_get_sb(struct file_system_type
185 186
186 return sb; 187 return sb;
187 188
189out_close_session:
190 v9fs_session_close(v9ses);
191out_free_session:
192 kfree(v9ses);
193 return sb;
194
188put_back_sb: 195put_back_sb:
189 /* deactivate_super calls v9fs_kill_super which will frees the rest */ 196 /* deactivate_super calls v9fs_kill_super which will frees the rest */
190 up_write(&sb->s_umount); 197 up_write(&sb->s_umount);